package com.neo.rabbitmq.seven;

import com.neo.rabbitmq.utils.RabbitMqUtil;
import com.rabbitmq.client.Channel;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeoutException;

/**
 * @ClassName: EmitLogTopic
 * @Title: rabbitmq-demo
 * @Package: com.neo.rabbitmq.seven
 * @Description: 生产者
 * @Author: Kisen
 * @Date: 2021/9/15 22:57
 */
public class EmitLogTopic {

    public static final String EXCHANGE_NAME = "topic_logs";

    public static void main(String[] args) throws IOException, TimeoutException {
        Channel channel = RabbitMqUtil.getChannel();
        // 声明交换机
        channel.exchangeDeclare(EXCHANGE_NAME, "topic");
        /**
         * Q1-->绑定的是
         * - 中间带orange带3个单词的字符串(*.orange.*)
         *
         * Q2-->绑定的是
         * - 最后一个单词是rabbit的3个单词(*.*.rabbit)
         * - 第一个单词是lazy的多个单词(lazy.#)
         */
        Map<String, String> bindingKeyMap = new HashMap<>();
        bindingKeyMap.put("quick.orange.rabbit", "被队列Q1、Q2接收到");
        bindingKeyMap.put("lazy.orange.elephant", "被队列Q1、Q2接收到");
        bindingKeyMap.put("quick.orange.fox", "被队列Q1接收到");
        bindingKeyMap.put("lazy.brown.fox", "被队列Q2接收到");
        bindingKeyMap.put("lazy.pink.rabbit", "虽然满足两个绑定但只被队列Q2接收一次");
        bindingKeyMap.put("quick.brown.fox", "不匹配任何绑定不会被任何队列接收到会被丢弃");
        bindingKeyMap.put("quick.orange.male.rabbit", "是四个单词不匹配任何绑定会被丢弃");
        bindingKeyMap.put("lazy.orange.male.rabbit", "是四个单词但匹配Q2");

        for (Map.Entry<String, String> bindingKeyEntry : bindingKeyMap.entrySet()) {
            String routingKey = bindingKeyEntry.getKey();
            String message = bindingKeyEntry.getValue();
            channel.basicPublish(EXCHANGE_NAME, routingKey, null, message.getBytes("UTF-8"));
            System.out.println("生产者发出消息：" + message);
        }
    }
}
